CN106031666A - Visual artificial cochlea electrode, system and method for manufacturing same - Google Patents
Visual artificial cochlea electrode, system and method for manufacturing same Download PDFInfo
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- CN106031666A CN106031666A CN201510121289.7A CN201510121289A CN106031666A CN 106031666 A CN106031666 A CN 106031666A CN 201510121289 A CN201510121289 A CN 201510121289A CN 106031666 A CN106031666 A CN 106031666A
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- artificial cochlea
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Abstract
The invention discloses a visual artificial cochlea electrode, system and method for manufacturing same. The visual artificial cochlea implant electrode includes an artificial cochlea implantation electrode, a visual part inlet, and a visual part. The artificial cochlea implantation electrode includes 22-32 saddle type electrode contacts that are linearly arranged at equal intervals, an electrode wire having an insulating layer on the surface connected to the electrode contacts, and a silicone colloid covering the upper half parts of the electrode wire and the electrode contacts, the visual part inlet is arranged in the silicone colloid of the artificial cochlea implantation electrode, the visual part is arranged at the center position of the artificial cochlea implantation electrode, the visual part includes a probe capable of emitting light and acquiring images and a plurality of optical fiber bundles, the front end of the probe exceeds a first electrode contact 0.1-0.15mm, and the rear parts of the optical fiber bundles is outside the artificial cochlea implantation electrode. The visual artificial cochlea implant electrode can better know the position and direction of artificial cochlea electrode implantation, greatly reduces the subjective factor influence during the implantation operation, and improves the safety and success rate of artificial cochlea electrode implantation.
Description
Technical field
The invention belongs to medical instruments field, particularly to the visual artificial cochlea electrode of one, system and system thereof
Make method.
Background technology
Artificial cochlea is made up of i-coch implant, speech processor, mike and transporter.
Sound be converted into after being received by mike the signal of telecommunication be resent to speech processor by signal amplify, filter, and
Being sent to stimulator by conveyer, the electric pulse of generation delivers to corresponding electrode contacts, thus in stimulating cochlea
Acoustic nerve produces excitement and by incoming for acoustic information brain, produces audition.In whole artificial cochlea system,
Artificial cochlea electrode is very important ingredient in artificial cochlear implant.
In Cochlear Implantation, implant electrode is implanted human body cochlea by most important link exactly accurately
In, including implantation depth, implant direction etc..Implant electrode typically uses the micro-bend or artificial ear of pre-bending at present
Snail electrode, implanting Shi doctor needs to feel the active force between human body cochlea and artificial cochlea and direction root
It is the most accurate to implant according to micro-judgment, the most just has the biggest subjective impact to surgical outcome.
Summary of the invention
The technical problem to be solved in the present invention is to provide and a kind of can better ensure that what artificial cochlea electrode was implanted
Accuracy, reduces the manufacture method of visual artificial cochlea electrode, system and the electrode of implanting risk.
To achieve these goals, technical scheme is as follows: a kind of visual artificial cochlea electrode, bag
Include artificial cave electrode, visual part entrance, visual part, wherein,
Described artificial cave electrode includes 22-32 shape of a saddle electrode contacts of equidistant linear array,
The diameter 0.02-0.1mm surface being connected with described electrode contacts have insulating barrier wire electrode and by wire electrode and
The colloidal silica of electrode contacts first half parcel；
Described visual part entrance is arranged on the described colloidal silica of described artificial cave electrode；
Described visual part is arranged on described artificial cave electrode centers position, including can be luminous and gather
The probe of image, some fibre bundles；The front end of described probe exceeds first electrode contacts 0.1-0.15mm,
Described artificial cave electrode is exposed at the rear portion of described fibre bundle, and visual part completes artificial cochlea electrode
Can extract out from affiliated colloidal silica or stay in colloidal silica after implantation process.
The probe of visual part can gather the image of 0-120 °；Some fibre bundles have biography light beam and pass picture
Bundle or simultaneously biography light and video beam.
Alternatively, described electrode contacts and described wire electrode are by being weldingly connected, and welding position is in described electricity
Inside the shape of a saddle cambered surface of contact, pole.
Alternatively, described electrode contacts is connected by electric resistance welding or Laser Welding with described wire electrode.
Alternatively, the shape of a saddle cambered surface of described electrode contacts exposes colloidal silica, is used for god i-coch to human body
Through carrying out electricity irritation.
Based on above-mentioned purpose, present invention also offers a kind of system including above-mentioned visual artificial cochlea electrode,
Including visual artificial cochlea electrode, adaptor, light source, watch-dog, mobile vehicle, transmission line, wherein,
The left end of described adaptor is connected with the fibre bundle of the visual part of described artificial cochlea electrode, right-hand member with
Transmission line connects, and adaptor realizes the signal interconnection between fibre bundle and transmission line；
Described transmission line is respectively connected with described light source and watch-dog, and described light source sends optical signal by transmission
Line and adaptor input to the fibre bundle of the visual part of described artificial cochlea electrode, are believed by light by fibre bundle
Number be sent to probe, residing implantation environment is illuminated in probe luminescence, and probe gathers residing environment of implanting subsequently
Image, sends, by fibre bundle and adaptor, the image collected to transmission line, and image is inputted by transmission line
To watch-dog, by watch-dog by image display；
Described mobile vehicle carrying light source and watch-dog.
Alternatively, described light source is cold light source；Described adaptor is buckle or plug-in or fastener locking type
Metallic sheath.
Based on above-mentioned purpose, present invention also offers the manufacture method of a kind of visual artificial cochlea electrode, including
Following steps:
Taking the platinumiridio sheet of 10-30% iridium, 70-90% platinum, thickness is pressed into 0.025-0.075mm；
Platinumiridio sheet is carried out punching press, makes 22-32 shape of a saddle electrode contacts；
Electrode contacts is carried out electrochemical polish and ultrasonic polishing；
Take 22-32 root diameter 0.02-0.1mm surface and have the wire electrode of insulating barrier, with 22-32 electrode contacts
Weld one by one, the solder joint position after welding is rinsed；
The electrode contacts welded with wire electrode is put into the artificial cave electrode die of elongate cylindrical shape
In, electrode contacts cambered surface down, equidistantly arranges；
Silica gel is injected to 40% degree of depth in mould；
After silica gel solidification, will include that probe, the visual part of fibre bundle are put in mould, visual part front end
Probe beyond first electrode contacts 0.1-0.15mm；
Injecting silica gel in mould and be extremely full of mould, visual part is in the artificial cave of elongate cylindrical shape
The home position of electrode, silica gel curing molding.
Alternatively, the welding position of described electrode contacts and wire electrode is in the shape of a saddle arc of described electrode contacts
Inside face.
Alternatively, described electrode contacts is connected by electric resistance welding or Laser Welding with described wire electrode.
Alternatively, the shape of a saddle cambered surface of described electrode contacts exposes silica gel.
The beneficial effects of the present invention is: visual artificial cochlea electrode can be monitored artificial cochlea electrode in real time and be planted
The key message such as the implantation depth of implant electrode and position during entering, implementing operation for doctor provides accurately letter
Breath, it is ensured that safety that artificial cave electrode is implanted and effectiveness, it is to avoid implantation is invalid or to people
Body cochlea causes the situations such as damage, simple in construction, and easy to use, processing technology is uncomplicated, easily realizes.
Accompanying drawing explanation
Fig. 1 is the structural representation of the visual artificial cochlea electrode of the present invention；
Fig. 2 is the A-A profile of Fig. 1；
Fig. 3 is the present invention visual artificial cochlea electrode front portion enlarged drawing；
Fig. 4 is the structural representation of the present invention visual artificial cochlea electrode system；
Fig. 5 is the manufacture method flow chart of steps of the visual artificial cochlea electrode of the present invention；
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
Seeing Fig. 1-Fig. 3, a kind of visual artificial cochlea electrode, including artificial cave electrode 1, visually
Component entry 2, visual part 3, wherein,
Described artificial cave electrode 1 includes 22-32 shape of a saddle electrode contacts of equidistant linear array
13, there is the wire electrode 14 of insulating barrier on the surface being connected with described electrode contacts 13 and by wire electrode 14 and electricity
The colloidal silica 11 of contact, pole 13 first half parcel；
Described visual part entrance 2 is arranged on the described colloidal silica 11 of described artificial cave electrode 1；
Described visual part 3 is arranged on described artificial cave electrode 1 center, including can luminous and
Gather the probe 31 of image, some fibre bundles 32；The front end of described probe 31 is touched beyond first electrode
Putting 0.1-0.15mm, described artificial cave electrode 1 is exposed at the rear portion of described fibre bundle 32, visible section
Part 3 can be extracted out from affiliated colloidal silica 11 or stay colloidal silica after completing artificial cochlea electrode implantation process
In 11.
The probe 31 of visual part 3 can gather the image of 0-120 °；Some fibre bundles 32 have biography light
Bundle and coherent fiber bundle or pass light and video beam simultaneously.
Further, described electrode contacts 13 and described wire electrode 14 are by being weldingly connected, at welding position
Inside the shape of a saddle cambered surface of described electrode contacts 13.
Further, described electrode contacts 13 is connected by electric resistance welding or Laser Welding with described wire electrode 14.
Further, the shape of a saddle cambered surface of described electrode contacts 13 exposes colloidal silica 11, is used for human body ear
Nerve in snail carries out electricity irritation.
Corresponding with above-mentioned visual artificial cochlea electrode, further embodiment of this invention provides one and includes
State the system of visual artificial cochlea electrode, see Fig. 4, including visual artificial cochlea electrode, adaptor 4,
Light source 6, watch-dog 5, mobile vehicle 7, transmission line 8, wherein,
The left end of described adaptor 4 is connected with the fibre bundle 32 of the visual part 3 of described artificial cochlea electrode,
Right-hand member is connected with transmission line 8, and adaptor 4 realizes the signal interconnection between fibre bundle 32 and transmission line 8；
Described transmission line 8 is respectively connected with described light source 6 and watch-dog 5, and described light source 6 sends optical signal
The fibre bundle 32 of the visual part 3 of described artificial cochlea electrode is inputed to by transmission line 8 and adaptor 4,
By fibre bundle 32 optical signal being sent to pop one's head in 31, residing implantation environment is illuminated in 31 luminescences of popping one's head in, with
Rear probe 31 gathers the residing image implanting environment, and the image collected is passed through fibre bundle 32 and adaptor
4 send transmission line 8 to, and image is input to watch-dog 5 by transmission line 8, by watch-dog 5 by image display；
Described mobile vehicle 7 carries light source 6 and watch-dog 5.
Further, described light source 6 is cold light source；Described adaptor 4 is buckle or plug-in or buckle
The metallic sheath of locking type.
Corresponding with above-mentioned visual artificial cochlea electrode, further embodiment of this invention provides a kind of visual people
The manufacture method of work cochlear electrode, its flow chart sees Fig. 5, comprises the following steps:
S101, takes the platinumiridio sheet of 10-30% iridium, 70-90% platinum, and thickness is pressed into 0.025-0.075mm；
S102, carries out punching press to platinumiridio sheet, makes 22-32 shape of a saddle electrode contacts；
S103, carries out electrochemical polish and ultrasonic polishing to electrode contacts；
S104, taking 22-32 root diameter 0.02-0.1mm surface has the wire electrode of insulating barrier, with 22-32 electricity
Contact, pole is welded one by one, rinses the solder joint position after welding；
S105, puts into the artificial cave electrode of elongate cylindrical shape by the electrode contacts welded with wire electrode
In mould, electrode contacts cambered surface down, equidistantly arranges；
S106, injects silica gel to 40% degree of depth in mould；
S107, after silica gel solidification, will include that probe, the visual part of fibre bundle are put in mould, visible section
The probe of part front end exceeds first electrode contacts 0.1-0.15mm；
S108, injects silica gel in mould and is extremely full of mould, and visual part is in the artificial ear of elongate cylindrical shape
The home position of snail implant electrode, silica gel curing molding.
Further, the welding position of described electrode contacts and wire electrode is in the shape of a saddle of described electrode contacts
Inside cambered surface.
Further, described electrode contacts is connected by electric resistance welding or Laser Welding with described wire electrode.
Further, the shape of a saddle cambered surface of described electrode contacts exposes silica gel.
Finally illustrate, preferred embodiment above only in order to technical scheme to be described and unrestricted,
Although the present invention being described in detail by above preferred embodiment, but those skilled in the art
Should be appreciated that and in the form and details it can be made various change, without departing from the present invention
Claims limited range.
Claims (10)
1. a visual artificial cochlea electrode, it is characterised in that include artificial cave electrode, visible section
Part entrance, visual part, wherein,
Described artificial cave electrode includes 22-32 shape of a saddle electrode contacts of equidistant linear array, with
There is the wire electrode of insulating barrier on the surface that described electrode contacts is connected and wire electrode and the electrode contacts first half is wrapped up
Colloidal silica；
Described visual part entrance is arranged on the described colloidal silica of described artificial cave electrode；
Described visual part is arranged on described artificial cave electrode centers position, including can be luminous and gather
The probe of image, some fibre bundles；The front end of described probe exceeds first electrode contacts 0.1-0.15mm,
Described artificial cave electrode is exposed at the rear portion of described fibre bundle.
Visual artificial cochlea electrode the most according to claim 1, it is characterised in that described electrode contacts
With described wire electrode by being weldingly connected, welding position is in inside the shape of a saddle cambered surface of described electrode contacts.
Visual artificial cochlea electrode the most according to claim 1, it is characterised in that described electrode contacts
It is connected by electric resistance welding or Laser Welding with described wire electrode.
Visual artificial cochlea electrode the most according to claim 1, it is characterised in that described electrode contacts
Shape of a saddle cambered surface expose colloidal silica.
5. the system comprising the described visual artificial cochlea electrode of one of claim 1-4, it is characterised in that
Including visual artificial cochlea electrode, adaptor, light source, watch-dog, mobile vehicle, transmission line, wherein,
The left end of described adaptor is connected with the fibre bundle of the visual part of described artificial cochlea electrode, right-hand member with
Transmission line connects；
Described transmission line is respectively connected with described light source and watch-dog, and described light source sends optical signal by transmission
Line and adaptor input to the fibre bundle of the visual part of described artificial cochlea electrode, are believed by light by fibre bundle
Number be sent to probe, residing implantation environment is illuminated in probe luminescence, and probe gathers residing environment of implanting subsequently
Image, sends, by fibre bundle and adaptor, the image collected to transmission line, and image is inputted by transmission line
To watch-dog, by watch-dog by image display；
Described mobile vehicle carrying light source and watch-dog.
Artificial retina stimulating electrode system the most according to claim 5, it is characterised in that described light
Source is cold light source；Described adaptor is buckle or plug-in or the metallic sheath of fastener locking type.
7. the manufacture method of a visual artificial cochlea electrode, it is characterised in that comprise the following steps:
Taking the platinumiridio sheet of 10-30% iridium, 70-90% platinum, thickness is pressed into 0.025-0.075mm；
Platinumiridio sheet is carried out punching press, makes 22-32 shape of a saddle electrode contacts；
Electrode contacts is carried out electrochemical polish and ultrasonic polishing；
Take 22-32 root diameter 0.02-0.1mm surface and have the wire electrode of insulating barrier, with 22-32 electrode contacts
Weld one by one, the solder joint position after welding is rinsed；
The electrode contacts welded with wire electrode is put into the artificial cave electrode die of elongate cylindrical shape
In, electrode contacts cambered surface down, equidistantly arranges；
Silica gel is injected to 40% degree of depth in mould；
After silica gel solidification, will include that probe, the visual part of fibre bundle are put in mould, visual part front end
Probe beyond first electrode contacts 0.1-0.15mm；
Injecting silica gel in mould and be extremely full of mould, visual part is in the artificial cave of elongate cylindrical shape
The home position of electrode, silica gel curing molding.
The manufacture method of visual artificial cochlea electrode the most according to claim 7, it is characterised in that institute
The welding position stating electrode contacts and wire electrode is in inside the shape of a saddle cambered surface of described electrode contacts.
The manufacture method of visual artificial cochlea electrode the most according to claim 7, it is characterised in that institute
State electrode contacts to be connected by electric resistance welding or Laser Welding with described wire electrode.
The manufacture method of visual artificial cochlea electrode the most according to claim 7, it is characterised in that
The shape of a saddle cambered surface of described electrode contacts exposes silica gel.
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| CN201510121289.7A CN106031666B (en) | 2015-03-18 | 2015-03-18 | A kind of visual artificial cochlea electrode, system and preparation method thereof |
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| CN201510121289.7A CN106031666B (en) | 2015-03-18 | 2015-03-18 | A kind of visual artificial cochlea electrode, system and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108837301A (en) * | 2018-05-09 | 2018-11-20 | 浙江诺尔康神经电子科技股份有限公司 | Micro-bend electrode of artificial cochlea and preparation method thereof |
| CN109939353A (en) * | 2019-03-12 | 2019-06-28 | 复旦大学附属眼耳鼻喉科医院 | Artificial cochlear implant |
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| CN204723216U (en) * | 2015-03-18 | 2015-10-28 | 浙江诺尔康神经电子科技股份有限公司 | A kind of visual artificial cochlea electrode |
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Patent Citations (5)
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| US6125302A (en) * | 1997-09-02 | 2000-09-26 | Advanced Bionics Corporation | Precurved modiolar-hugging cochlear electrode |
| US20060235500A1 (en) * | 2002-06-28 | 2006-10-19 | Peter Gibson | Optic fibre device |
| CN1613437A (en) * | 2004-12-07 | 2005-05-11 | 天津大学 | Optical fibre bending sensor for monitoring artificial cochlea electrode bending implantation and use thereof |
| CN103932822A (en) * | 2014-04-28 | 2014-07-23 | 中国科学院声学研究所 | Electrode array manufacturing method |
| CN204723216U (en) * | 2015-03-18 | 2015-10-28 | 浙江诺尔康神经电子科技股份有限公司 | A kind of visual artificial cochlea electrode |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108837301A (en) * | 2018-05-09 | 2018-11-20 | 浙江诺尔康神经电子科技股份有限公司 | Micro-bend electrode of artificial cochlea and preparation method thereof |
| CN108837301B (en) * | 2018-05-09 | 2024-04-09 | 浙江诺尔康神经电子科技股份有限公司 | Micro-bending electrode for artificial cochlea and manufacturing method thereof |
| CN109939353A (en) * | 2019-03-12 | 2019-06-28 | 复旦大学附属眼耳鼻喉科医院 | Artificial cochlear implant |
| CN109939353B (en) * | 2019-03-12 | 2023-11-07 | 复旦大学附属眼耳鼻喉科医院 | Artificial cochlea implant |
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